Home / 5,355,050.40-7,390,098-2,907,764.64

Finding the Fourth Proportional to 5,355,050.40, 7,390,098 and 2,907,764.64

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Solution

The fourth proportional to 5,355,050.40, 7,390,098 and 2,907,764.64 is: 4,012,784.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,050.40 : 7,390,098 = 2,907,764.64 : x
  2. Step 2: Convert to fraction form
    5,355,050.40/7,390,098 = 2,907,764.64/x
  3. Step 3: Cross multiply
    5,355,050.40x = 7,390,098 × 2,907,764.64
  4. Step 4: Simplify right side
    5,355,050.40x = 21,488,665,650,534.72
  5. Step 5: Solve for x
    x = 21,488,665,650,534.72/5,355,050.40
  6. Step 6: Final answer
    x = 4,012,784.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.